diff --git a/package-lock.json b/package-lock.json
index d31413e..6fa4df7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -198,9 +198,9 @@
       "dev": true
     },
     "@types/node": {
-      "version": "10.12.7",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-10.12.7.tgz",
-      "integrity": "sha512-Zh5Z4kACfbeE8aAOYh9mqotRxaZMro8MbBQtR8vEXOMiZo2rGEh2LayJijKdlu48YnS6y2EFU/oo2NCe5P6jGw==",
+      "version": "11.9.5",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-11.9.5.tgz",
+      "integrity": "sha512-vVjM0SVzgaOUpflq4GYBvCpozes8OgIIS5gVXVka+OfK3hvnkC1i93U8WiY2OtNE4XUWyyy/86Kf6e0IHTQw1Q==",
       "dev": true
     },
     "abab": {
@@ -1524,7 +1524,7 @@
     },
     "chalk": {
       "version": "1.1.3",
-      "resolved": "http://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
       "integrity": "sha1-qBFcVeSnAv5NFQq9OHKCKn4J/Jg=",
       "dev": true,
       "requires": {
@@ -2303,7 +2303,7 @@
       "dependencies": {
         "doctrine": {
           "version": "1.5.0",
-          "resolved": "http://registry.npmjs.org/doctrine/-/doctrine-1.5.0.tgz",
+          "resolved": "https://registry.npmjs.org/doctrine/-/doctrine-1.5.0.tgz",
           "integrity": "sha1-N53Ocw9hZvds76TmcHoVmwLFpvo=",
           "dev": true,
           "requires": {
@@ -2713,7 +2713,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -3128,7 +3129,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3184,6 +3186,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -3227,12 +3230,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -3329,7 +3334,7 @@
       "dependencies": {
         "pify": {
           "version": "2.3.0",
-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
           "dev": true
         }
@@ -4936,7 +4941,7 @@
     },
     "jsesc": {
       "version": "1.3.0",
-      "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
+      "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
       "integrity": "sha1-RsP+yMGJKxKwgz25vHYiF226s0s=",
       "dev": true
     },
@@ -5042,7 +5047,7 @@
       "dependencies": {
         "pify": {
           "version": "2.3.0",
-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
           "dev": true
         }
@@ -5705,7 +5710,7 @@
       "dependencies": {
         "pify": {
           "version": "2.3.0",
-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
           "dev": true
         }
@@ -6289,7 +6294,7 @@
       "dependencies": {
         "jsesc": {
           "version": "0.5.0",
-          "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
+          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-0.5.0.tgz",
           "integrity": "sha1-597mbjXW/Bb3EP6R1c9p9w8IkR0=",
           "dev": true
         }
@@ -6462,13 +6467,22 @@
       }
     },
     "rollup": {
-      "version": "0.59.4",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-0.59.4.tgz",
-      "integrity": "sha512-ISiMqq/aJa+57QxX2MRcvLESHdJ7wSavmr6U1euMr+6UgFe6KM+3QANrYy8LQofwhTC1I7BcAdlLnDiaODs1BA==",
+      "version": "1.2.3",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-1.2.3.tgz",
+      "integrity": "sha512-hTWFogj/Z077imG9XRM1i43ffarWNToDgsqkU62eJRX4rJE213/c8+gUIf4xacfzytl0sjJZfCzzPQfZN7oIQg==",
       "dev": true,
       "requires": {
         "@types/estree": "0.0.39",
-        "@types/node": "*"
+        "@types/node": "*",
+        "acorn": "^6.1.0"
+      },
+      "dependencies": {
+        "acorn": {
+          "version": "6.1.0",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.1.0.tgz",
+          "integrity": "sha512-MW/FjM+IvU9CgBzjO3UIPCE2pyEwUsoFl+VGdczOPEdxfGFjuKny/gN54mOuX7Qxmb9Rg9MCn2oKiSUeW+pjrw==",
+          "dev": true
+        }
       }
     },
     "rollup-plugin-babel": {
@@ -6569,7 +6583,7 @@
       "dependencies": {
         "commander": {
           "version": "2.9.0",
-          "resolved": "http://registry.npmjs.org/commander/-/commander-2.9.0.tgz",
+          "resolved": "https://registry.npmjs.org/commander/-/commander-2.9.0.tgz",
           "integrity": "sha1-nJkJQXbhIkDLItbFFGCYQA/g99Q=",
           "dev": true,
           "requires": {
@@ -6591,7 +6605,7 @@
     },
     "rollup-pluginutils": {
       "version": "1.5.2",
-      "resolved": "http://registry.npmjs.org/rollup-pluginutils/-/rollup-pluginutils-1.5.2.tgz",
+      "resolved": "https://registry.npmjs.org/rollup-pluginutils/-/rollup-pluginutils-1.5.2.tgz",
       "integrity": "sha1-HhVud4+UtyVb+hs9AXi+j1xVJAg=",
       "dev": true,
       "requires": {
@@ -7381,7 +7395,7 @@
     },
     "strip-ansi": {
       "version": "3.0.1",
-      "resolved": "http://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "dev": true,
       "requires": {
@@ -7488,7 +7502,7 @@
         },
         "pify": {
           "version": "2.3.0",
-          "resolved": "http://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
           "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
           "dev": true
         },
diff --git a/package.json b/package.json
index 46a5a80..babe4f5 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "eslint-plugin-import": "^2.14.0",
     "jest": "^23.6.0",
     "rimraf": "^2.6.2",
-    "rollup": "^0.59.4",
+    "rollup": "^1.2.3",
     "rollup-plugin-babel": "^3.0.4",
     "rollup-plugin-commonjs": "^9.1.3",
     "rollup-plugin-node-resolve": "^3.3.0",